Question 2 What is the output current $i_o$? ? -50 mA ? -63 mA ? -60 mA ? -67 mA Question 3 What is output voltage $v_o$? ? -45V ? -50V ? -55V ? -60V Question 4 What is the power gain ($P_L/P_i$)? ? 10 W/W ? 20 W/W ? 100 W/W
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Q6: Determine the voltage gain and power gain of the Class A power amplifier in the following figure. Assume ac=200 for all transistors.
Sri K.
(a) What is the gain of the circuit in Fig. P10.72 if Av = vo/(v1 - v2) and R = 10 kΩ? (b) What is the input resistance presented to v2? (c) What is the input resistance at terminal v1? (d) What is the output voltage if v1 = 3 V and v2 = 1.5 cos 8300πt V? Figure P10.72
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